<?php

namespace app\admin\controller;

use app\admin\library\Auth;
use app\common\controller\Backend;
use app\common\model\Distributionconfig;
use app\common\model\Distributionregion as ModelDistributionregion;
use Exception;
use think\Db;
use think\exception\PDOException;
use think\exception\ValidateException;
use PHPExcel\PHPExcel;
use PhpOffice\PhpSpreadsheet\Cell\Coordinate;
use PhpOffice\PhpSpreadsheet\Reader\Csv;
use PhpOffice\PhpSpreadsheet\Reader\Xls;
use PhpOffice\PhpSpreadsheet\Reader\Xlsx;

/**
 * 配送省份
 *
 * @icon fa fa-circle-o
 */
class Distributionregion extends Backend
{

    /**
     * Distributionregion模型对象
     * @var \app\common\model\Distributionregion
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\common\model\Distributionregion;
    }



    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    /**
     * 查看
     */
    public function index($ids = null)
    {
        //当前是否为关联查询
        $this->relationSearch = true;
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();

            $list = $this->model
                ->with(['distribution'])
                ->where($where)
                ->order($sort, $order)
                ->paginate($limit);

            foreach ($list as $row) {

                $row->getRelation('distribution')->visible(['title']);
            }

            $result = array("total" => $list->total(), "rows" => $list->items());

            return json($result);
        }
        $this->assignconfig("ids", $ids);
        return $this->view->fetch();
    }
    /**
     * 添加
     *
     * @return string
     * @throws \think\Exception
     */
    public function add()
    {
        if (false === $this->request->isPost()) {
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
            $params[$this->dataLimitField] = $this->auth->id;
        }
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                $this->model->validateFailException()->validate($validate);
            }

            if (!isset($params['area_id']) || !$params['area_id']) {
                if (!isset($params['city_id']) || !$params['city_id']) {
                    exception('请选择市');
                }
                $areas = db('cnarea')->where('parent_code', $params['city_id'])->where('level', 3)->select();
                $result = 0;
                foreach ($areas as $k => $v) {
                    $params['area_id'] = $v['area_code'];
                    $params['city'] = db('cnarea')->where('area_code', $params['province_id'])->value('name') . '/' . db('cnarea')->where('area_code', $params['city_id'])->value('name') . '/' . db('cnarea')->where('area_code', $v['area_code'])->value('name');
                    if (ModelDistributionregion::where('area_id', $params['area_id'])->where('pid', $params['pid'])->find()) {
                        continue;
                    }
                    $region = ModelDistributionregion::create($params, true);
                    if ($params['basic']) {
                        $arrayconfig = json_decode($params['basic'], true);
                        foreach ($arrayconfig as $k => $v) {
                            Distributionconfig::create([
                                'pid' => $region->id,
                                'send_fee' => $v['send_fee'],
                                'weight' => $v['weight'],
                            ]);
                        }
                    }
                    $result++;
                }
            } else {
                $params['city'] = db('cnarea')->where('area_code', $params['province_id'])->value('name') . '/' . db('cnarea')->where('area_code', $params['city_id'])->value('name') . '/' . db('cnarea')->where('area_code', $params['area_id'])->value('name');
                $result = $this->model->allowField(true)->save($params);
                if ($params['basic']) {
                    $arrayconfig = json_decode($params['basic'], true);
                    foreach ($arrayconfig as $k => $v) {
                        Distributionconfig::create([
                            'pid' => $this->model->id,
                            'send_fee' => $v['send_fee'],
                            'weight' => $v['weight'],
                        ]);
                    }
                }
            }
            Db::commit();
        } catch (ValidateException | PDOException | \Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($result === false) {
            $this->error(__('No rows were inserted'));
        }
        $this->success();
    }
    /**
     * 编辑
     *
     * @param $ids
     * @return string
     * @throws DbException
     * @throws \think\Exception
     */
    public function edit($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds) && !in_array($row[$this->dataLimitField], $adminIds)) {
            $this->error(__('You have no permission'));
        }
        if (false === $this->request->isPost()) {
            $this->view->assign('row', $row);
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
                $row->validateFailException()->validate($validate);
            }

            if ($params['basic']) {
                $arrayconfig = json_decode($params['basic'], true);
                $arr = [];
                foreach ($arrayconfig as $k => $v) {
                    if (isset($v['id']) && $v['id']) {
                        Distributionconfig::where('id', $v['id'])->update([
                            'pid' => $ids,
                            'send_fee' => $v['send_fee'],
                            'weight' => $v['weight'],
                        ]);
                        array_push($arr, $v['id']);
                    } else {
                        $res = Distributionconfig::create([
                            'pid' => $ids,
                            'send_fee' => $v['send_fee'],
                            'weight' => $v['weight'],
                        ]);
                        array_push($arr, $res->id);
                    }
                }
                Distributionconfig::whereNotIn('id', $arr)->where('pid', $ids)->delete();
            }
            $params['province'] = db('cnarea')->where('area_code', $params['province_id'])->value('name');
            $params['city'] = db('cnarea')->where('area_code', $params['city_id'])->value('name');
            $params['area'] = db('cnarea')->where('area_code', $params['area_id'])->value('name');
            $result = $row->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException | PDOException | \Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if (false === $result) {
            $this->error(__('No rows were updated'));
        }
        $this->success();
    }

    /**
     * 导入
     *
     * @return void
     * @throws PDOException
     * @throws BindParamException
     */
    public function import()
    {
        $file = $this->request->request('file');
        if (!$file) {
            $this->error(__('Parameter %s can not be empty', 'file'));
        }
        $filePath = ROOT_PATH . DS . 'public' . DS . $file;
        if (!is_file($filePath)) {
            $this->error(__('No results were found'));
        }
        //实例化reader
        $ext = pathinfo($filePath, PATHINFO_EXTENSION);
        if (!in_array($ext, ['csv', 'xls', 'xlsx'])) {
            $this->error(__('Unknown data format'));
        }

        if ($ext === 'csv') {
            $file = fopen($filePath, 'r');
            $filePath = tempnam(sys_get_temp_dir(), 'import_csv');

            $fp = fopen($filePath, 'w');
            $n = 0;
            while ($line = fgets($file)) {
                $line = rtrim($line, "\n\r\0");
                $encoding = mb_detect_encoding($line, ['utf-8', 'gbk', 'latin1', 'big5']);
                if ($encoding !== 'utf-8') {
                    $line = mb_convert_encoding($line, 'utf-8', $encoding);
                }
                if ($n == 0 || preg_match('/^".*"$/', $line)) {
                    fwrite($fp, $line . "\n");
                } else {
                    fwrite($fp, '"' . str_replace(['"', ','], ['""', '","'], $line) . "\"\n");
                }
                $n++;
            }
            fclose($file) || fclose($fp);

            $reader = new Csv();
        } elseif ($ext === 'xls') {
            $reader = new Xls();
        } else {
            $reader = new Xlsx();
        }




        //加载文件
        $insert = [];
        try {

            if (!$PHPExcel = $reader->load($filePath)) {
                $this->error(__('Unknown data format'));
            }

            $currentSheet = $PHPExcel->getSheet(0);  //读取文件中的第一个工作表
            $allColumn = $currentSheet->getHighestDataColumn(); //取得最大的列号
            $allRow = $currentSheet->getHighestRow(); //取得一共有多少行
            $maxColumnNumber = Coordinate::columnIndexFromString($allColumn);
            $fields = [];
            for ($currentRow = 2; $currentRow <= 2; $currentRow++) {
                for ($currentColumn = 1; $currentColumn <= $maxColumnNumber; $currentColumn++) {
                    $val = $currentSheet->getCellByColumnAndRow($currentColumn, $currentRow)->getValue();
                    $fields[] = $val;
                }
            }

            for ($currentRow = 3; $currentRow <= $allRow; $currentRow++) {
                $values = [];
                for ($currentColumn = 1; $currentColumn <= $maxColumnNumber; $currentColumn++) {
                    $val = $currentSheet->getCellByColumnAndRow($currentColumn, $currentRow)->getValue();
                    $values[] = is_null($val) ? '' : $val;
                }
                $config =  Distributionconfig::where('pid', $values[0])->where('weight', $values[1])->find();
                if ($config) {
                    $config->delete();
                }
                array_push($insert, [
                    'pid' => $values[0],
                    'weight' => $values[1],
                    'send_fee' => $values[2],
                ]);
            }
        } catch (Exception $exception) {
            // halt($exception);
            $this->error($exception->getMessage());
        }

        if (!$insert) {
            $this->error(__('No rows were updated'));
        }
        try {
            (new Distributionconfig())->saveAll($insert);
        } catch (PDOException $exception) {
            $msg = $exception->getMessage();
            if (preg_match("/.+Integrity constraint violation: 1062 Duplicate entry '(.+)' for key '(.+)'/is", $msg, $matches)) {
                $msg = "导入失败，包含【{$matches[1]}】的记录已存在";
            };
            $this->error($msg);
        } catch (Exception $e) {
            $this->error($e->getMessage());
        }

        $this->success();
    }
}
